P0444
SAE VAG Description
P0444 16828 Evaporative Emission System Purge Control Valve Circuit Open
N80 - Evaporative Emission (EVAP) Canister Purge Regulator Valve
- Evaporative Emission (EVAP) canister purge regulator valve checking
- EVAP canister system sealing checking
Note: Check for proper sealing of EVAP canister system
- Output Diagnostic Test Mode (DTM) (function 03)